import { EventEmitter, OnDestroy, OnInit } from '@angular/core';
import { FormGroup } from '@angular/forms';
import { MatSelectionList } from '@angular/material/list';
import { ToastrService } from 'ngx-toastr';
import { Observable } from 'rxjs';
import { SubSink } from 'subsink2';
export declare class SerialNumberImportOptionalComponent implements OnInit, OnDestroy {
    private toastr;
    noDefaultValue: boolean;
    postingStatus: any;
    locationFieldColor$: Observable<string>;
    serialNumber: EventEmitter<string[]>;
    protected subs: SubSink;
    serialNumbers: any[];
    form: FormGroup;
    matList: MatSelectionList;
    byteSize: string[];
    toUploadList: any[];
    fileName: any;
    csv: any;
    fileExt: any;
    delimiter: string;
    newList: any[];
    constructor(toastr: ToastrService);
    ngOnInit(): void;
    onDelimiterSelected(event: any): void;
    onChange(f: File): void;
    onAdd(): void;
    mapToSerialNumberObject(sn: string): void;
    addToList(sn: string): void;
    disableAdd(): boolean;
    onSelectAll(): void;
    onDeleteFile(file: any): void;
    onRemove(): void;
    ngOnDestroy(): void;
}